minted works through Pygments; to see how to customise the highlighting with your own colour scheme, read its documentation.
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ChrisSMay 14 '14 at 22:13

Customizing minted highlighting requires customizing Pygments. You would want to look at the documentation. Looking at some existing style extensions might also be useful (possibilities that a quick search revealed here and here).
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G. PooreMay 14 '14 at 22:19